Ford Truck Enthusiasts Forums - View Single Post - 391 truck engine
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Old 08-18-2004, 01:57 PM
lrd56 lrd56 is offline
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Join Date: Oct 2003
Location: kingman az
Posts: 336
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Talking 391 information

i have a 70 391 .it has heads will fit .i was told that in order to use a 390 have to change the oil pump .pump you can use a 390 dist.thats only if you want to get away from the governed carb and dist.i personaly like the governed stuff less chance of blowing it 391 has a big flywheel that has a 13 inch clutch .id like to be able to figure out how to use the big flywheel and clutch on my 78 300/6 .or at least the 13 inch clutch.
hope this helps
lrd56 a happy dinosaur
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